Refactor tests to use DZPUTKENTL
use ConfigDumper
use Const::Fast
v1.001000

 [00 Minor]
 - Tests refactored
 - Minor internals changes.

 [Dependencies::Stats]
 - Dependencies changed since 1.000001, see misc/*.deps* for details
 - develop: +1 ↑1 (suggests: ↑2)
 - runtime: +2 -1
 - test: +2

 [Internals]
 - dump_config now uses Util::ConfigDumper
 - use Const::Fast instead of Readonly

 [Tests]
 - Tests refactored into using DZUTKENTNL::dztest
post-release cleanup